Biology, 13.11.2019 06:31 esanchez2002fcb
Before it was banned in the united states in 1972, the pesticide ddt was used to treat wetlands where mosquitos breed. there, algae would accumulate ddt in their tissues. small aquatic animals such as mayfly nymphs would eat the algae. fish would eat the mayfly nymphs and osprey would eat the fish. which tropic level would have the highest ddt levels?
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Before it was banned in the united states in 1972, the pesticide ddt was used to treat wetlands wher...
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